During November 2025, Hiren Shah focused on improving documentation quality for the AdguardTeam/HostlistsRegistry repository. He identified and corrected a typo in the README, changing 'Hot to Compress' to 'How to Compress' to enhance clarity for users and developers. This update, implemented using Markdown, aimed to reduce confusion during onboarding and support interactions without affecting the repository’s runtime behavior. Hiren’s work demonstrated careful attention to detail in technical writing and documentation, ensuring that guidance materials were accurate and accessible. While the scope was limited to a single bug fix, the contribution improved the overall user experience and support efficiency.